Question: 1. Show the sampling error calculations for the posttest measures were calculated. 2. If the CEO wanted to be sure that the estimates of awareness

1. Show the sampling error calculations for the posttest measures were calculated.

2. If the CEO wanted to be sure that the estimates of awareness and positive image are within the 2 percent of the true value at 95 percent confidence, what is the required sample size?

3. Using all the same information used in question 2, what is the required sample size if the CEO wants to be 99.5 percent confident?

4. If the current budget for conducting the telephone interviews is $20,000 and the cost per interview is $19, can HealthLife reach the goal specified in question 3? What error levels can it reach for both measures with the $20,000 budget? What is the required budget to reach the goal set in question 3?

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